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Extract from the Register of European Patents

EP About this file: EP1384327

EP1384327 - METHOD AND SYSTEM FOR OPERATING TWO OR MORE INTEGRATORS WITH DIFFERENT POWER SUPPLIES FOR AN ANALOG-TO-DIGITAL DELTA-SIGMA MODULATOR [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.08.2008
Database last updated on 19.10.2024
Most recent event   Tooltip25.02.2011Lapse of the patent in a contracting state
New state(s): IT		published on 30.03.2011  [2011/13]
Applicant(s)For all designated states
Cirrus Logic, Inc.
2901 Via Fortuna
Austin, TX 78746 / US
[2004/05]
Inventor(s)01 / TUCKER, John, Christopher
5913 Republic of Texas Blvd.
Austin, Texas 78735 / US
 [2004/23]
Former [2004/05]01 / TUCKER, John, Christopher
5455 Columbia Road 238
Columbia, MD 21044 / US
Representative(s)Käck, Jürgen
Patentanwälte
Kahler Käck Mollekopf
Vorderer Anger 239
86899 Landsberg/Lech / DE
[N/P]
Former [2004/05]Käck, Jürgen
Kahler Käck Mollekopf Vorderer Anger 239
86899 Landsberg/Lech / DE
Application number, filing date02728988.325.04.2002
[2004/05]
WO2002US13098
Priority number, dateUS2001084339326.04.2001         Original published format: US 843393
[2004/05]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO02089316
Date:07.11.2002
Language:EN
[2002/45]
Type: A2 Application without search report 
No.:EP1384327
Date:28.01.2004
Language:EN
The application published by WIPO in one of the EPO official languages on 07.11.2002 takes the place of the publication of the European patent application.
[2004/05]
Type: B1 Patent specification 
No.:EP1384327
Date:10.10.2007
Language:EN
[2007/41]
Search report(s)International search report - published on:US13.03.2003
(Supplementary) European search report - dispatched on:EP20.10.2005
ClassificationIPC:H03M3/00, H03M1/00
[2005/49]
CPC:
H03M3/32 (EP,US); H03M3/424 (EP,US); H03M3/448 (EP,US);
H03M3/452 (EP,US); H03M3/454 (EP,US)
Former IPC [2004/05]H03M3/00
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2004/05]
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
RONot yet paid
SINot yet paid
TitleGerman:VERFAHREN UND SYSTEM ZUM BETREIBEN ZWEIER ODER MEHRERER INTEGRATOREN MIT VERSCHIEDENEN STROMVERSORGUNGEN FÜR EINEN ANALOG-/DIGITAL-DELTA-SIGMA-MODULATOR[2004/05]
English:METHOD AND SYSTEM FOR OPERATING TWO OR MORE INTEGRATORS WITH DIFFERENT POWER SUPPLIES FOR AN ANALOG-TO-DIGITAL DELTA-SIGMA MODULATOR[2004/05]
French:PROCEDE ET SYSTEME PERMETTANT D'ALIMENTER DEUX OU PLUSIEURS INTEGRATEURS AVEC DES SOURCES D'ENERGIE DIFFERENTES POUR UN MODULATEUR DELTA-SIGMA ANALOGIQUE-NUMERIQUE[2004/05]
Entry into regional phase21.11.2003National basic fee paid 
21.11.2003Search fee paid 
21.11.2003Designation fee(s) paid 
21.11.2003Examination fee paid 
Examination procedure25.11.2002Request for preliminary examination filed
International Preliminary Examining Authority: US
21.11.2003Examination requested  [2004/05]
19.01.2006Despatch of a communication from the examining division (Time limit: M04)
24.05.2006Reply to a communication from the examining division
14.07.2006Despatch of a communication from the examining division (Time limit: M03)
18.10.2006Reply to a communication from the examining division
14.05.2007Communication of intention to grant the patent
24.08.2007Fee for grant paid
24.08.2007Fee for publishing/printing paid
Opposition(s)11.07.2008No opposition filed within time limit [2008/38]
Fees paidRenewal fee
15.04.2004Renewal fee patent year 03
13.04.2005Renewal fee patent year 04
17.03.2006Renewal fee patent year 05
27.04.2007Renewal fee patent year 06
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAT10.10.2007
BE10.10.2007
CH10.10.2007
CY10.10.2007
DK10.10.2007
FI10.10.2007
LI10.10.2007
TR10.10.2007
SE10.01.2008
GR11.01.2008
ES21.01.2008
PT10.03.2008
GB25.04.2008
IE25.04.2008
LU25.04.2008
IT30.04.2008
MC30.04.2008
[2011/13]
Former [2010/37]AT10.10.2007
BE10.10.2007
CH10.10.2007
CY10.10.2007
DK10.10.2007
FI10.10.2007
LI10.10.2007
TR10.10.2007
SE10.01.2008
GR11.01.2008
ES21.01.2008
PT10.03.2008
GB25.04.2008
IE25.04.2008
LU25.04.2008
MC30.04.2008
Former [2010/32]AT10.10.2007
BE10.10.2007
CH10.10.2007
CY10.10.2007
DK10.10.2007
FI10.10.2007
LI10.10.2007
SE10.01.2008
GR11.01.2008
ES21.01.2008
PT10.03.2008
GB25.04.2008
IE25.04.2008
LU25.04.2008
MC30.04.2008
Former [2009/33]AT10.10.2007
BE10.10.2007
CH10.10.2007
CY10.10.2007
DK10.10.2007
FI10.10.2007
LI10.10.2007
SE10.01.2008
GR11.01.2008
ES21.01.2008
PT10.03.2008
GB25.04.2008
IE25.04.2008
MC30.04.2008
Former [2009/29]AT10.10.2007
BE10.10.2007
CH10.10.2007
DK10.10.2007
FI10.10.2007
LI10.10.2007
SE10.01.2008
GR11.01.2008
ES21.01.2008
PT10.03.2008
GB25.04.2008
IE25.04.2008
MC30.04.2008
Former [2009/23]AT10.10.2007
BE10.10.2007
CH10.10.2007
DK10.10.2007
FI10.10.2007
LI10.10.2007
SE10.01.2008
GR11.01.2008
ES21.01.2008
PT10.03.2008
IE25.04.2008
MC30.04.2008
Former [2009/13]AT10.10.2007
BE10.10.2007
CH10.10.2007
DK10.10.2007
FI10.10.2007
LI10.10.2007
SE10.01.2008
GR11.01.2008
ES21.01.2008
PT10.03.2008
MC30.04.2008
Former [2008/51]AT10.10.2007
BE10.10.2007
CH10.10.2007
DK10.10.2007
LI10.10.2007
SE10.01.2008
ES21.01.2008
PT10.03.2008
MC30.04.2008
Former [2008/40]AT10.10.2007
BE10.10.2007
CH10.10.2007
DK10.10.2007
LI10.10.2007
SE10.01.2008
ES21.01.2008
PT10.03.2008
Former [2008/35]AT10.10.2007
CH10.10.2007
DK10.10.2007
LI10.10.2007
SE10.01.2008
ES21.01.2008
PT10.03.2008
Former [2008/29]AT10.10.2007
CH10.10.2007
LI10.10.2007
SE10.01.2008
ES21.01.2008
PT10.03.2008
Former [2008/24]CH10.10.2007
LI10.10.2007
SE10.01.2008
ES21.01.2008
PT10.03.2008
Former [2008/23]CH10.10.2007
LI10.10.2007
SE10.01.2008
ES21.01.2008
Documents cited:Search[X]WO0128103  (CIRRUS LOGIC INC [US], et al) [X] 1-6,9-14,17-23,26 * page 1, lines 10-27 * * page 3, line 16 - page 5, line 32 * * page 7, line 7 - page 9, line 30; figures 1-5 *;
 [A]  - NORSWORTHY S R ET AL, "Delta-Sigma Data Converters", DELTA-SIGMA DATA CONVERTERS. THEORY, DESIGN, AND SIMULATION, NEW YORK, NY : IEEE, US, (1997), ISBN 0-7803-1045-4, XP002332234 [A] 1-26 * page 152 - page 153 * * page 173 - page 183 *
International search[A]US6344811  (MELANSON JOHN LAURENCE [US])
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.